Manual Up/Down (Backup Pump) Instructions
Refer to photos and illustration of release valve on previous page.
B
Hand
Pump
Handle
Slotted
End
•To Lower Platform: DOWN • To Unfold Roll Stop:
Using hand pump handle (Photo B):
a. Place slotted end of pump handle onto backup pump release valve and turn coun- terclockwise (open — 1/2 turn only) until the platform reaches desired height and/or roll stop unfolds.
b. Turn release valve clockwise (close) to stop platform.
Note: Valve must be tight, but do not overtighten.
Note: Close backup pump release valve securely before operating electric pump.
C
Open |
| Close |
(Down) |
| (Up/Stop) |
|
|
|
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